Roof for a shelter



FIG. 1 is a front view of my design for a roof for a shelter.

FIG. 2 is a side view thereof;

FIG. 3 is the other side view thereof;

FIG. 4 is a rear view thereof; and,

FIG. 5 is plan view thereof.

The broken lines are for illustrative purposes only, and form no part of the claimed design. 

I claim the ornamental design for a roof for a shelter, as shown and described. 